Uses for QR Codes

MakeUseOf had a recent post on 7 Great Uses for QR codes that is worth considering for our projects. They list their useful QR generators (below) as well as tools for reading and some interesting things to think about.

There are plenty of good, free QR generators out there with some offering more advanced options than others. Between them, the following four manage to cover most bases, including contact cards, URLs, text messages and even access to wireless networks (including security codes):